2542418781

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1\times {\mathrm{4283}}^1$

素因数の和:5545

約数の個数: 32

約数和(自身を含む): 4046837760

約数和(自身を除く): 1504418979

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1229, 3687, 4283, 8603, 12849, 25809, 28267, 29981, 84801, 89943, 98509, 197869, 295527, 593607, 689563, 2068689, 5263807, 15791421, 36846649, 110539947, 121067561, 363202683, 847472927, 2542418781]

約数ペア:

[(1, 2542418781), (3, 847472927), (7, 363202683), (21, 121067561), (23, 110539947), (69, 36846649), (161, 15791421), (483, 5263807), (1229, 2068689), (3687, 689563), (4283, 593607), (8603, 295527), (12849, 197869), (25809, 98509), (28267, 89943), (29981, 84801)]